import pygame

pygame.init()
screen = pygame.display.set_mode((400, 300))
pygame.display.set_caption("my game")
bg = (255, 255, 255)
clock = pygame.time.Clock()
image = pygame.image.load('heart.png').convert_alpha()
image = pygame.transform.scale(image, (60, 50))
done = False
x = 30
y = 30


def set_movement():
    global x, y
    pressed = pygame.key.get_pressed()
    if pressed[pygame.K_UP]:
        y -= 3
    elif pressed[pygame.K_DOWN]:
        y += 3
    elif pressed[pygame.K_LEFT]:
        x -= 3
    elif pressed[pygame.K_RIGHT]:
        x += 3


while not done:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            done = True

    screen.fill(bg)
    set_movement()
    screen.blit(image, (x, y))
    pygame.display.flip()
    clock.tick(60)